If you thought the stranded aliens in District 9 looked disturbing in the film, just check out some of the designs designer David Meng came up with first. New concept art also includes guns, spaceships, and more creepy signs.

We already showed you Greg Broadmore's concept art for the movie's alien mothership, but now here are some incredible designs for different versions of the aliens. (All alien images are by Meng, except for "Generic Alien Illustration" (#10), which is a collaboration between Meng and Broadmore.) Plus some of the other most recognizeable images in the film: